| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | could [verb] be [verb] | 1297 |
|
| 2 | [verb] be [verb] down | 749 |
|
| 3 | could be [verb] down | 61 |
|
| 4 | could [verb] [verb] down | 25 |
|
